Search a number
-
+
1804308000 = 253531113669
BaseRepresentation
bin110101110001011…
…1000111000100000
311122202010100021020
41223202320320200
512143400324000
6455012325440
762466236115
oct15342707040
94582110236
101804308000
11846537340
12424313880
13229a6ab91
141318b890c
15a8609ba0
hex6b8b8e20

1804308000 has 192 divisors, whose sum is σ = 6448740480. Its totient is φ = 437376000.

The previous prime is 1804307977. The next prime is 1804308017. The reversal of 1804308000 is 8034081.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 125166 + ... + 138834.

It is an arithmetic number, because the mean of its divisors is an integer number (33587190).

Almost surely, 21804308000 is an apocalyptic number.

1804308000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1804308000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3224370240).

1804308000 is an abundant number, since it is smaller than the sum of its proper divisors (4644432480).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1804308000 is a wasteful number, since it uses less digits than its factorization.

1804308000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13708 (or 13690 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 24.

The square root of 1804308000 is about 42477.1467968365. The cubic root of 1804308000 is about 1217.4100750581.

The spelling of 1804308000 in words is "one billion, eight hundred four million, three hundred eight thousand".